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Rudiy27
3 years ago
8

Please help, will give brainliest. Evaluate each expression for the given value of the variable(s). And Explain, Please.

Mathematics
1 answer:
Feliz [49]3 years ago
4 0

Answer:

-0.4

Step-by-step explanation:

3d-4 where d=1.2

substitute 1.2 for d and solve

3(1.2)-4

3.6-4= -0.4

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The following chart shows a store's records of sales of stuffed toys for two months
Dmitry_Shevchenko [17]

Answer:

None of the above answers

Step-by-step explanation:

Form a table as shown

Months         Teddy Bears    Rabbits     Cats    Horses    Others    Totals toys

September      225                275           245      260          199        1204

October           346                 308           186      297           285       1422

Trends

Cats decreased from 245 to 186

Others increased from 199 to 285,

285-199 = 86

percent increase was = increase/original quantity *100

86/199 *100 =43.22%

Total number of stuffed toys increased from 1204 to 1422

percent increase = (1422-1204)/1204 *100 = 218/1204 *100 =18.11%

7 0
3 years ago
Read 2 more answers
A gallon of gas has dropped to 2.85 if yesterday was 2.90 what is the percentage of decrease
vodomira [7]

Answer: 5%

Step-by-step explanation:

if it was 2.90 yesterday and 2.85 today there is a 5 cent decrease. to find the percent you convert .05 to a percent which is 5%

3 0
2 years ago
In a 30 degree,60 degree,90 degree,what is the longer leg?
Tatiana [17]
The ratios of side lengths in a 30-60-90 triangle are 1 : √3 : 2.

The longer leg is ...
  B: 2 times the length of the shorter leg
6 0
3 years ago
X=-10 and Y-5, then 3x+6y=
oksian1 [2.3K]

Answer:

-60

Step-by-step explanation:

Substitute -10 and -5 for x and y in the equation:

3x + 6y = 3(-10) + 6(-5) = -30 + -30 = -60

8 0
3 years ago
Read 2 more answers
A rectangular picture frame has a perimeter of 44 inches and a width 4 inches shorter than its length. Find the area of the pict
yanalaym [24]

Answer: 176in

Step-by-step explanation:

44*4= 176

multiply length and width

4 0
3 years ago
Read 2 more answers
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